C186 Solve difficult problems
"Elder, don't worry. I promise I will give you a pleasant surprise. I won't waste a second of your time."
What a joke, what kind of person was Shi Hao? In his previous life, he had spent hundreds of thousands of years on medicinal herbs.
If he was unable to take care of these herbs, no matter who came to visit him in this world, it would be impossible for him to do the same